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sockio.c

/* 
   dbench version 2
   Copyright (C) Andrew Tridgell 1999
   
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include "dbench.h"

#define MAX_FILES 1000

static char buf[70000];

char *server = "localhost";

static int sock;

/* emulate a single SMB packet exchange */
static void do_packets(int send_size, int recv_size)
{
      uint32 *ubuf = (uint32 *)buf;

      ubuf[0] = htonl(send_size-4);
      ubuf[1] = htonl(recv_size-4);

      if (write_sock(sock, buf, send_size) != send_size) {
            printf("error writing %d bytes\n", (int)send_size);
            exit(1);
      }

      if (read_sock(sock, buf, 4) != 4) {
            printf("error reading header\n");
            exit(1);
      }

      if (ntohl(ubuf[0]) != (unsigned)(recv_size-4)) {
            printf("lost sync (%d %d)\n", 
                   (int)recv_size-4, (int)ntohl(ubuf[0]));
            exit(1);
      }

      if (recv(sock, buf, recv_size-4, MSG_WAITALL|MSG_TRUNC) != 
          recv_size-4) {
            printf("error reading %d bytes\n", (int)recv_size-4);
            exit(1);
      }

      if (ntohl(ubuf[0]) != (unsigned)(recv_size-4)) {
            printf("lost sync (%d %d)\n", 
                   (int)recv_size-4, (int)ntohl(ubuf[0]));
      }
}


void nb_setup(struct child_struct *child)
{
      extern char *tcp_options;

      sock = open_socket_out(server, TCP_PORT);
      if (sock == -1) {
            printf("client %d failed to start\n", child->id);
            exit(1);
      }
      set_socket_options(sock, tcp_options);

      do_packets(8, 8);
}

void nb_unlink(struct child_struct *child, char *fname, int attr, const char *status)
{
      (void)child;
      (void)attr;
      (void)status;
        do_packets(39+2+strlen(fname)*2+2, 39);
}

void nb_mkdir(struct child_struct *child, char *dname, const char *status)
{
      (void)child;
      (void)status;
        do_packets(39+2+strlen(dname)*2+2, 39);
}

void nb_rmdir(struct child_struct *child, char *fname, const char *status)
{
      (void)child;
      (void)status;
        do_packets(39+2+strlen(fname)*2+2, 39);
}

void nb_createx(struct child_struct *child, const char *fname, 
            uint32_t create_options, uint32_t create_disposition, int fnum,
            const char *status)
{
      (void)child;
      (void)create_options;
      (void)create_disposition;
      (void)fnum;
      (void)status;
        do_packets(70+2+strlen(fname)*2+2, 39+12*4);
}

void nb_writex(struct child_struct *child, int handle, int offset, 
             int size, int ret_size, const char *status)
{
      (void)child;
      (void)handle;
      (void)offset;
      (void)ret_size;
      (void)status;
        do_packets(39+20+size, 39+16);
      child->bytes += size;
}

void nb_readx(struct child_struct *child, int handle, int offset, 
            int size, int ret_size, const char *status)
{
      (void)child;
      (void)handle;
      (void)offset;
      (void)size;
      (void)status;
        do_packets(39+20, 39+20+ret_size);
      child->bytes += ret_size;
}

void nb_close(struct child_struct *child, int handle, const char *status)
{
      (void)child;
      (void)handle;
      (void)status;
        do_packets(39+8, 39);
}

void nb_rename(struct child_struct *child, char *old, char *new, const char *status)
{
      (void)child;
      (void)status;
        do_packets(39+8+2*strlen(old)+2*strlen(new), 39);
}

void nb_flush(struct child_struct *child, int handle, const char *status)
{
      (void)child;
      (void)handle;
      (void)status;
        do_packets(39+2, 39);
}

void nb_qpathinfo(struct child_struct *child, const char *fname, int level, 
              const char *status)
{
      (void)child;
      (void)level;
      (void)status;
        do_packets(39+16+2*strlen(fname), 39+32);
}

void nb_qfileinfo(struct child_struct *child, int handle, int level, const char *status)
{
      (void)child;
      (void)level;
      (void)handle;
      (void)status;
        do_packets(39+20, 39+32);
}

void nb_qfsinfo(struct child_struct *child, int level, const char *status)
{
      (void)child;
      (void)level;
      (void)status;
        do_packets(39+20, 39+32);
}

void nb_findfirst(struct child_struct *child, char *fname, int level, int maxcnt, 
              int count, const char *status)
{
      (void)child;
      (void)level;
      (void)maxcnt;
      (void)status;
        do_packets(39+20+strlen(fname)*2, 39+90*count);
}

void nb_cleanup(struct child_struct *child)
{
      (void)child;
}

void nb_deltree(struct child_struct *child, char *dname)
{
      (void)child;
      (void)dname;
}

void nb_sfileinfo(struct child_struct *child, int handle, int level, const char *status)
{
      (void)child;
      (void)handle;
      (void)level;
      (void)status;
        do_packets(39+32, 39+8);
}

void nb_lockx(struct child_struct *child, int handle, uint32_t offset, int size, 
            const char *status)
{
      (void)child;
      (void)handle;
      (void)offset;
      (void)size;
      (void)status;
        do_packets(39+12, 39);
}

void nb_unlockx(struct child_struct *child,
            int handle, uint32_t offset, int size, const char *status)
{
      (void)child;
      (void)handle;
      (void)offset;
      (void)size;
      (void)status;
        do_packets(39+12, 39);
}

void nb_sleep(struct child_struct *child, int usec, const char *status)
{
      (void)child;
      (void)usec;
      (void)status;
      usleep(usec);
}

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